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natta225 [31]
3 years ago
9

What protects a baby bird inside there shell?

Biology
1 answer:
jeka57 [31]3 years ago
8 0
The embryo sac which present in egg shell protects it
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A group of students are reviewing material in preparation for a test on the male and female breasts. The students demonstrate un
lora16 [44]

Answer:

Option (C).

Explanation:

Breast are the two prominences present on the upper region ventrally, present in the primates. These breast serve for the mammary gland. The estrogen and growth hormone causes breast development in females.

The primary function of the female breast is the production of milk by the process of lactation. These breast are used for feeding the young ones. The blood vessels are present in abundant supply in he breast.

Thus, the correct answer is option (C).

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3 years ago
Why does warm air rise? Why does cool air sink?
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I know the answer to this but I need you to answer my math question
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A student is developing a model to show how most proteins are synthesized in animal cells. Which organelles would be LEAST usefu
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Answer:

Hey buddy, here is your answer. Hope it helps you.

Explanation:

C- Chloroplasts. The chloroplasts are only present in plant cells . In plants it used for making of food and gives the color to the plants. In animal cells it is not present as we don’t require to make our own food.

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2 years ago
Water flows up through vessels because water is sticky due to cohesion and adhesion.
kobusy [5.1K]

Answer:

Capillary Action

Explanation:

Water molecules are attracted to the molecules in the wall of the glass container.Water molecules stick together because of polarity; a water molecule has a slightly positive end and a slightly negative end. Opposite charges attract, creating a cohesive force. Water molecules are attracted to each other. Which are basically the definitions of adhesion and cohesion.

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3 years ago
An opening between the right and left atria that's present in fetal mammals is the
pshichka [43]
It is the Foramen Ovale. The foramen ovale is a little gap situated in the septum between the two upper councils of the heart. The foramen ovale is utilized amid fetal dissemination to accelerate the go of blood through the heart. 
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